Swine flu: What you need to know.

Swine Flu

Here's what you need to know.

Swine flu is popping up in Mexico, the United States, and Canada, and the virulent strain is sparking debate about public health initiatives. Slatetackles your questions, ranging from why the flu is most deadly in Mexico to whether there are strains of the flu for every type of animal—not just pigs and birds.

"Blowing the Shot: What we can learn from the shortage of H1N1 vaccine," by Marc Siegel. Posted Nov. 2, 2009.

"Pig Pile: The bizarre alliance of the far left and far right against swine flu vaccinations," by Christopher Beam. Posted Oct. 12, 2009.

"Sniffing Out Swine Flu: Researchers hope to create a better way to diagnose swine flu and other ailments," by Amanda Schaffer. Posted Oct. 7, 2009.

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